292   Value *Src = CI.getOperand(0);  in commonCastTransforms()  local
296   if (CastInst *CSrc = dyn_cast<CastInst>(Src)) {   // A->B->C cast  in commonCastTransforms()
306   if (SelectInst *SI = dyn_cast<SelectInst>(Src))  in commonCastTransforms()
311   if (isa<PHINode>(Src)) {  in commonCastTransforms()
314     if (!Src->getType()->isIntegerTy() ||  in commonCastTransforms()
316         ShouldChangeType(CI.getType(), Src->getType()))  in commonCastTransforms()
445   Value *Src = CI.getOperand(0);  in visitTrunc()  local
446   Type *DestTy = CI.getType(), *SrcTy = Src->getType();  in visitTrunc()
453       CanEvaluateTruncated(Src, DestTy)) {  in visitTrunc()
459     Value *Res = EvaluateInDifferentType(Src, DestTy, false);  in visitTrunc()
466     Constant *One = ConstantInt::get(Src->getType(), 1);  in visitTrunc()
467     Src = Builder->CreateAnd(Src, One);  in visitTrunc()
468     Value *Zero = Constant::getNullValue(Src->getType());  in visitTrunc()
469     return new ICmpInst(ICmpInst::ICMP_NE, Src, Zero);  in visitTrunc()
474   if (Src->hasOneUse() &&  in visitTrunc()
475       match(Src, m_LShr(m_ZExt(m_Value(A)), m_ConstantInt(Cst)))) {  in visitTrunc()
491     Shift->takeName(Src);  in visitTrunc()
497   if (Src->hasOneUse() && isa<IntegerType>(Src->getType()) &&  in visitTrunc()
498       ShouldChangeType(Src->getType(), CI.getType()) &&  in visitTrunc()
499       match(Src, m_And(m_Value(A), m_ConstantInt(Cst)))) {  in visitTrunc()
762   Value *Src = CI.getOperand(0);  in visitZExt()  local
763   Type *SrcTy = Src->getType(), *DestTy = CI.getType();  in visitZExt()
771       CanEvaluateZExtd(Src, DestTy, BitsToClear)) {  in visitZExt()
778     Value *Res = EvaluateInDifferentType(Src, DestTy, false);  in visitZExt()
799   if (TruncInst *CSrc = dyn_cast<TruncInst>(Src)) {   // A->B->C cast  in visitZExt()
833   if (ICmpInst *ICI = dyn_cast<ICmpInst>(Src))  in visitZExt()
836   BinaryOperator *SrcI = dyn_cast<BinaryOperator>(Src);  in visitZExt()
1063   Value *Src = CI.getOperand(0);  in visitSExt()  local
1064   Type *SrcTy = Src->getType(), *DestTy = CI.getType();  in visitSExt()
1071       CanEvaluateSExtd(Src, DestTy)) {  in visitSExt()
1075     Value *Res = EvaluateInDifferentType(Src, DestTy, true);  in visitSExt()
1094   if (TruncInst *TI = dyn_cast<TruncInst>(Src))  in visitSExt()
1105   if (ICmpInst *ICI = dyn_cast<ICmpInst>(Src))  in visitSExt()
1124   if (match(Src, m_AShr(m_Shl(m_Trunc(m_Value(A)), m_ConstantInt(BA)),  in visitSExt()
1127     unsigned MidSize = Src->getType()->getScalarSizeInBits();  in visitSExt()
1349   Value *Src = CI.getOperand(0);  in commonPointerCastTransforms()  local
1351   if (GetElementPtrInst *GEP = dyn_cast<GetElementPtrInst>(Src)) {  in commonPointerCastTransforms()
1613   Value *Src = CI.getOperand(0);  in OptimizeIntToFloatBitCast()  local
1620   if (match(Src, m_Trunc(m_BitCast(m_Value(VecInput)))) &&  in OptimizeIntToFloatBitCast()
1640   if (match(Src, m_Trunc(m_LShr(m_BitCast(m_Value(VecInput)),  in OptimizeIntToFloatBitCast()
1665   Value *Src = CI.getOperand(0);  in visitBitCast()  local
1666   Type *SrcTy = Src->getType();  in visitBitCast()
1671   if (DestTy == Src->getType())  in visitBitCast()
1672     return ReplaceInstUsesWith(CI, Src);  in visitBitCast()
1688     if (AllocaInst *AI = dyn_cast<AllocaInst>(Src))  in visitBitCast()
1708       return GetElementPtrInst::CreateInBounds(Src, Idxs);  in visitBitCast()
1719       Value *Elem = Builder->CreateBitCast(Src, DestVTy->getElementType());  in visitBitCast()
1729       if (isa<TruncInst>(Src) || isa<ZExtInst>(Src)) {  in visitBitCast()
1730         CastInst *SrcCast = cast<CastInst>(Src);  in visitBitCast()
1752           Builder->CreateExtractElement(Src,  in visitBitCast()
1766   if (ShuffleVectorInst *SVI = dyn_cast<ShuffleVectorInst>(Src)) {  in visitBitCast()